Architecture patterns, framework comparisons, and incident retrospectives from the Stack Vault engineering team. No abstractions, no vendor fluff.
Architecture, evaluation, incident response, and the boring middle of running AI in production.
Sandboxes don't survive contact with multi-step plans. The capability-graph approach that replaced ours, and what it cost.
Read articleWe catalogued 31 output-validation patterns across our customers. The 8 that worked, the 14 that mostly worked, and the 9 to avoid.
Read articleTwelve months of reference-free RAG scoring against ground truth. Where it works, where it falls apart, and how we calibrate.
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